Leibfritz, Dieter; Haupt, Erhard; Dubischar, Norbert; Lachmann, Heinrich; Oekonomopulos, Raymond; Jung, Guenther
Tetrahedron, 1982 , vol. 38, # 14 p. 2165 - 2182

Kissei Pharmaceutical Co., Ltd.
Patent: EP1609798 A1, 2005 ;
Location in patent: Page/Page column 70 ;